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Finding the Fourth Proportional to 1,014.56, 1,522.08 and 527.04

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Solution

The fourth proportional to 1,014.56, 1,522.08 and 527.04 is: 790.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014.56 : 1,522.08 = 527.04 : x
  2. Step 2: Convert to fraction form
    1,014.56/1,522.08 = 527.04/x
  3. Step 3: Cross multiply
    1,014.56x = 1,522.08 × 527.04
  4. Step 4: Simplify right side
    1,014.56x = 802,197.04
  5. Step 5: Solve for x
    x = 802,197.04/1,014.56
  6. Step 6: Final answer
    x = 790.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.